@font-face {
  font-family: 'LineAppFont';
  src: url('LineAppFont.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* Reset & Base */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --teal: #14C8AA;
  --pink: #FF3B7F;
  --yellow: #FFE500;
  --white: #FFFFFF;
  --light-gray: #F9F9F9;
  --dark: #1A1A2E;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--dark);
  background: var(--white);
  overflow-x: hidden;
}

/* Header */
.header {
  padding: 16px 64px;
  background: var(--white);
  border-bottom: 2px solid var(--teal);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 1280px;
  margin: 0 auto;
}

.logo {
  font-family: 'LineAppFont', monospace;
  font-size: 18px;
  color: var(--dark);
  letter-spacing: 1px;
}

.header-badge {
  font-family: 'LineAppFont', monospace;
  font-size: 10px;
  background: var(--teal);
  color: var(--white);
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  transition: opacity 0.2s;
  cursor: pointer;
}

.btn:hover {
  opacity: 0.85;
}

.btn-accent {
  background: var(--pink);
  color: var(--white);
}

/* Hero */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 64px;
  gap: 48px;
  background: var(--white);
  min-height: 600px;
  text-align: center;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--teal);
  letter-spacing: 1px;
}

.hero-title {
  font-family: 'LineAppFont', monospace;
  font-size: clamp(48px, 8vw, 96px);
  color: var(--teal);
  line-height: 1;
  text-transform: uppercase;
}

/* Feature Section */
.feature {
  display: flex;
  align-items: center;
  gap: 48px;
  padding: 80px 64px;
  max-width: 1280px;
  margin: 0 auto;
}

.feature-teal {
  background: var(--teal);
  max-width: 100%;
  padding: 80px 64px;
}

.feature-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feature-heading {
  font-family: 'LineAppFont', monospace;
  font-size: clamp(32px, 5vw, 56px);
  color: var(--white);
  line-height: 1.1;
  text-transform: uppercase;
}

.feature-text {
  font-size: 16px;
  color: var(--white);
  line-height: 1.6;
  max-width: 480px;
  opacity: 0.9;
}

.feature-image {
  flex: 0 0 40%;
  aspect-ratio: 4/3;
  border-radius: 8px;
}

.feature-image-yellow {
  background: var(--yellow);
}

/* Marquee */
.marquee {
  background: var(--pink);
  padding: 20px 0;
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  animation: marquee 20s linear infinite;
}

.marquee-text {
  font-family: 'LineAppFont', monospace;
  font-size: 18px;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 2px;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Card Sections */
.cards-section {
  padding: 64px;
}

.cards-section-pink {
  background: var(--pink);
}

.cards-section-yellow {
  background: var(--yellow);
}

.cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 1280px;
  margin: 0 auto 24px;
}

.card {
  padding: 40px 32px;
  border-radius: 8px;
  min-height: 200px;
}

.card-teal {
  background: var(--teal);
}

.card-yellow {
  background: var(--yellow);
}

.card-image {
  border-radius: 8px;
}

.card-yellow-img {
  background: var(--yellow);
}

.card-dark-img {
  background: var(--dark);
}

.card-title {
  font-family: 'LineAppFont', monospace;
  font-size: 28px;
  color: var(--white);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.card-yellow .card-title {
  color: var(--dark);
}

.card-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--white);
  opacity: 0.9;
}

.card-yellow .card-text {
  color: var(--dark);
  opacity: 0.8;
}

/* Triple Cards */
.cards-triple {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1280px;
  margin: 0 auto;
}

.card-small {
  padding: 32px 24px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 240px;
}

.card-small-teal {
  background: var(--teal);
}

.card-small-pink {
  background: var(--pink);
}

.card-small-accent {
  background: var(--teal);
}

.card-small-title {
  font-family: 'LineAppFont', monospace;
  font-size: 20px;
  color: var(--white);
  text-transform: uppercase;
}

.card-small-text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--white);
  opacity: 0.9;
  flex: 1;
}

.card-small-cta {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  cursor: pointer;
  text-decoration: none;
}

/* Journey words (big yellow feature box) */
.journey-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.journey-word {
  font-family: 'LineAppFont', monospace;
  font-size: clamp(48px, 6vw, 80px);
  color: var(--dark);
  line-height: 1;
  letter-spacing: 2px;
}

.journey-sep {
  font-size: 20px;
  color: var(--dark);
  opacity: 0.25;
  margin: 8px 0;
}

/* Setup steps (yellow box) */
.setup-steps {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.step {
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.step-num {
  font-family: 'LineAppFont', monospace;
  font-size: 36px;
  color: var(--dark);
  line-height: 1;
  opacity: 0.25;
  flex-shrink: 0;
}

.step-label {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.2;
}

.step-done {
  font-size: 14px;
  color: var(--dark);
  opacity: 0.5;
  margin-top: 4px;
  font-style: italic;
}

/* Notification mockup (dark box) */
.notif-box {
  display: flex;
  align-items: center;
  justify-content: center;
}

.notif-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 16px 20px;
  width: 100%;
  max-width: 280px;
  backdrop-filter: blur(4px);
}

.notif-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.notif-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  flex-shrink: 0;
}

.notif-app {
  font-family: 'LineAppFont', monospace;
  font-size: 11px;
  color: var(--teal);
  letter-spacing: 1px;
  text-transform: uppercase;
  flex: 1;
}

.notif-time {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
}

.notif-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}

.notif-body {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.4;
}

/* Footer */
.footer {
  padding: 80px 64px;
  background: var(--white);
  text-align: center;
}

.footer-title {
  font-family: 'LineAppFont', monospace;
  font-size: clamp(36px, 6vw, 72px);
  color: var(--teal);
  margin-bottom: 32px;
  text-transform: uppercase;
}

.footer-links a {
  color: var(--dark);
  text-decoration: none;
  font-size: 16px;
  border-bottom: 1px solid var(--dark);
}

.footer-links a:hover {
  color: var(--teal);
  border-color: var(--teal);
}

.footer-copy {
  margin-top: 24px;
  font-size: 13px;
  color: #999;
}

/* Responsive */
@media (max-width: 768px) {
  .header {
    padding: 16px 24px;
  }

  .hero {
    padding: 80px 24px;
    min-height: 400px;
  }

  .feature {
    flex-direction: column;
    padding: 48px 24px;
  }

  .feature-teal {
    padding: 48px 24px;
  }

  .feature-image {
    flex: none;
    width: 100%;
  }

  .cards-section {
    padding: 24px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .cards-triple {
    grid-template-columns: 1fr;
  }

  .footer {
    padding: 48px 24px;
  }

  .marquee-text {
    font-size: 14px;
  }
}